import java.util.HashMap;

public class Test1 {
    public static void main(String[] args) {
        HashMap<Integer,Integer> hs = new HashMap<>(10);
        hs.put(11,1);
        hs.put(111,2);
        hs.put(112,22);
        hs.put(1,11);
        hs.put(3,111);

        System.out.println(hs);
    }
}
